Directory Monitor!

File system/directory monitoring utilities with loggin and task processing support (can execute files or make a WCF service call). Multiple configuration options. Source code libraries can be used to create a custom file system monitor.

FSMonitor is a macOS app that monitors all changes in the file system.

FolderChangesView is a simple tool that monitors the folder or disk drive that you choose and lists every filename that is being modified, created, or deleted while the folder is being monitored

(From official site)When something changes you can get popup’s and sound alerts.You can also execute commands based on the changes. You can monitor local drives and server shares.If a remote location is not reachable for a while, FolderMonitor will try to reconnect to the folder. Multiple locations can be monitored. Notifications can pop up like this (when a new file was created).

Keep track of all changes in files, folders & applications in your system for analysis and diagnosis

Program intended for the surveillance of local folders, network folders or hard drives and will notify user of file or folders changes, deletions, modifications, and new files creation in real-time. When a change occurs program can execute an application, send email reports, upload files to FTP server, send network messages and more.